June 2(Reuters) - GNI Group Ltd
* Says 2,055 units of its 40th series options were exercised to 2.1 million shares of its common stock on June 1 and June 2
* Says the shares were exercised at the price of 378 yen per share on June 1 and 379 yen per share on June 2
Source text in Japanese:goo.gl/fwhJCI
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